sudo apt install libgtk-3-dev
sudo apt install libgtk-3-0

# 参考: https://github.com/cli/cli/blob/trunk/docs/install_linux.md
(type -p wget >/dev/null || (sudo apt update && sudo apt-get install wget -y)) \
	&& sudo mkdir -p -m 755 /etc/apt/keyrings \
	&& wget -qO- https://cli.github.com/packages/githubcli-archive-keyring.gpg | sudo tee /etc/apt/keyrings/githubcli-archive-keyring.gpg > /dev/null \
	&& sudo chmod go+r /etc/apt/keyrings/githubcli-archive-keyring.gpg \
	&& echo "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/githubcli-archive-keyring.gpg] https://cli.github.com/packages stable main" | sudo tee /etc/apt/sources.list.d/github-cli.list > /dev/null \
	&& sudo apt update \
	&& sudo apt install gh -y

# 参考: https://nektosact.com/installation/gh.html
gh extension install https://github.com/nektos/gh-act

sudo systemctl start docker

sudo usermod -aG docker $USER
newgrp docker # 変更を適応

git clone <リポジトリの URL>
cd <クローンしたディレクトリ>

# 場所は、リポジトリのルートで実行 (ルートじゃなくても動くかも?)
gh act push
# または gh act pull_request かな?

# 参考: https://github.com/HavenDV/Gtk
curl -sSL https://raw.githubusercontent.com/HavenDV/Gtk/main/scripts/workload-install.sh | sudo bash

# 参考: https://matrix.to/#/!secXICyMCTWkttVBVC:matrix.org/$uX3kcJ_AITkkFvqne3wkFJUL4_77o_FpfpGos6RphzI?via=matrix.org
git clone https://github.com/GtkSharp/GtkSharp.git
cd GtkSharp
sudo dotnet tool restore
sudo dotnet cake --BuildTarget=InstallWorkload 

# (これは元からインストールしてたっぽいから関係ない気がするけど)
sudo apt-get install libgtk-3-0

$ dotnet workload list

インストール済みワークロードの ID      マニフェストのバージョン        インストール ソース 
-------------------------------------------------------
gtk                     0.2.0/8.0.400       SDK 8.0.400
maui-android            8.0.82/8.0.100      SDK 8.0.400
wasi-experimental       8.0.8/8.0.100       SDK 8.0.400

`dotnet workload search` を使用して追加ワークロードを検出し、インストールします。

# 参考: https://github.com/jsuarezruiz/maui-linux/issues/92#issuecomment-2311842074
dotnet cake --target=dotnet-pack --workloads=global --gtk
dotnet new install ./artifacts/*.nupkg

# (Nuget.config)
- <!-- <add key="local" value="artifacts" /> -->
+ <add key="local" value="artifacts" />

# $(MicrosoftNETCoreAppRefPackageVersion) は8.0.0になってる
- <SystemTextJsonPackageVersion>$(MicrosoftNETCoreAppRefPackageVersion)</SystemTextJsonPackageVersion>
+ <SystemTextJsonPackageVersion>8.0.4</SystemTextJsonPackageVersion>

- <!-- <OutputType Condition="$(TargetFramework.Contains('-'))">Exe</OutputType> -->
+ <OutputType>Exe</OutputType>

{
  "profiles": {
    "Windows Machine": {
      "commandName": "MsixPackage",
      "nativeDebugging": true
+   },
+   "Linux Machne": {
+     "commandName": "Project",
+     "nativeDebugging": true
    }
  }
}

public static void Main()
{
  CreateMauiApp();
}

dotnet run --project src/Controls/samples/Controls.Sample/Maui.Controls.Sample.csproj --framework net8.0

Unhandled exception. Microsoft.Maui.ApplicationModel.NotImplementedInReferenceAssemblyException: This functionality is not implemented in the portable version of this assembly. You should reference the NuGet package from your main application project in order to reference the platform-specific implementation.
   at Microsoft.Maui.ApplicationModel.AppInfoImplementation.get_PackagingModel() in /home/lemon73/Downloads/maui-linux/src/Essentials/src/AppInfo/AppInfo.netstandard.cs:line 19
   at Microsoft.Maui.ApplicationModel.AppInfo.get_PackagingModel() in /home/lemon73/Downloads/maui-linux/src/Essentials/src/AppInfo/AppInfo.shared.cs:line 106
   at Maui.Controls.Sample.MauiProgram.<>c.<CreateMauiApp>b__4_3(IEssentialsBuilder essentials) in /home/lemon73/Downloads/maui-linux/src/Controls/samples/Controls.Sample/MauiProgram.cs:line 191
   at Microsoft.Maui.Hosting.EssentialsExtensions.EssentialsRegistration.RegisterEssentialsOptions(IEssentialsBuilder essentials) in /home/lemon73/Downloads/maui-linux/src/Core/src/Hosting/EssentialsMauiAppBuilderExtensions.cs:line 110
   at Microsoft.Maui.Hosting.EssentialsExtensions.EssentialsInitializer.Initialize(IServiceProvider services) in /home/lemon73/Downloads/maui-linux/src/Core/src/Hosting/EssentialsMauiAppBuilderExtensions.cs:line 131
   at Microsoft.Maui.MauiContextExtensions.InitializeAppServices(MauiApp mauiApp) in /home/lemon73/Downloads/maui-linux/src/Core/src/MauiContextExtensions.cs:line 84
   at Microsoft.Maui.Hosting.MauiAppBuilder.Build() in /home/lemon73/Downloads/maui-linux/src/Core/src/Hosting/MauiAppBuilder.cs:line 159
   at Maui.Controls.Sample.MauiProgram.CreateMauiApp() in /home/lemon73/Downloads/maui-linux/src/Controls/samples/Controls.Sample/MauiProgram.cs:line 304
   at Maui.Controls.Sample.MauiProgram.Main() in /home/lemon73/Downloads/maui-linux/src/Controls/samples/Controls.Sample/MauiProgram.cs:line 48

$ dotnet run --project  Microsoft.Maui-vscode.sln 

# (エラー文)
/usr/share/dotnet/sdk/8.0.401/NuGet.targets(174,5): error : 無効なフレームワーク識別子 ''。 [/home/lemon73/Downloads/maui-linux/Microsoft.Maui-vscode.sln]

ビルドに失敗しました。ビルド エラーを修正して、もう一度実行してください。

{
  "sdk": {
    "version": "8.0.401"
  }
}

GTK_THEME=Adwaita:light dotnet run --project src/Controls/samples/Controls.Sample.Gtk/Controls.Sample.Gtk.csproj --framework net8.0-gtk

  <PropertyGroup>
    ...
-   <IsPackable>false</IsPackable>
+   <!-- <IsPackable>false</IsPackable> -->
    ...
+   <PackageId>Lemon73.Microsoft.Maui.Controls</PackageId>
+   <Version>0.0.1</Version>
+   <Authors>Lemon73 and others</Authors>
+   <Company>Lemon's Resting Area and others</Company>
  </PropertyGroup>

dotnet pack src/Compatibility/Core/src/Compatibility.csproj
dotnet pack src/Core/src/Core.csproj
dotnet pack src/Controls/src/Core/Controls.Core.csproj

dotnet nuget push "artifacts/*.nupkg" --api-key (API キー) --source "github" --skip-duplicate

# install dotnet 6
sudo apt-get update; \
sudo apt-get install -y apt-transport-https && \
sudo apt-get update && \
sudo apt-get install -y dotnet-sdk-6.0

# add keys
wget https://packages.microsoft.com/config/ubuntu/22.04/packages-microsoft-prod.deb -O packages-microsoft-prod.deb
sudo dpkg -i packages-microsoft-prod.deb
rm packages-microsoft-prod.deb

# install gtksharp with dotnet 6 support
git clone https://github.com/trungnt2910/GtkSharp.git
cd GtkSharp
sudo dotnet tool restore
sudo dotnet cake --BuildTarget=InstallWorkload 

# temporary hack for making the templates visible in dotnet new
sudo cp /usr/share/dotnet/template-packs/* /usr/share/dotnet/templates/6.0.5

# install gtk
sudo apt-get install libgtk-3-0

# test gtk template
cd ..
mkdir gtksharptest
cd gtksharptest
dotnet new gtk
dotnet run

git clone https://github.com/trungnt2910/GtkSharp.git
dotnet cake --BuildTarget=InstallWorkload

/usr/share/dotnet/sdk/8.0.200/Sdks/NuGet.Build.Tasks.Pack/buildCrossTargeting/NuGet.Build.Tasks.Pack.targets(110,5):
error MSB4018:
System.ArgumentException:
PackageVersion string specified '8.0.40-ci.net8.+sha.59194fc-azdo.' is invalid.
[/home/runner/work/maui-linux/maui-linux/src/Compatibility/Core/src/Compatibility.csproj]

{
  description = "MAUI Linux with GtkSharp and .NET 8 SDK";

  inputs = {
    nixpkgs.url = "github:nixos/nixpkgs?ref=nixos-unstable";
  };

  outputs = { self, nixpkgs }: 
    let
      system = "x86_64-linux";
      pkgs = import nixpkgs { inherit system; };
    in {
      devShells.${system}.default = pkgs.mkShell {
        name = "maui-linux-dotnet-sdk";

        buildInputs = [
          pkgs.git
          pkgs.dotnet-sdk_8
        ];

        shellHook = ''
          # Set environment variables for .NET SDK
          export GtkSharpVersion=3.24.24.117-develop
          export DotnetVersion=8.0.200
          # export DOTNET_ROOT=/usr/share/dotnet
          export DOTNET_ROOT=$(which dotnet)
          export DOTNET_DIR=/nix/store/iggzq5cbp9dxzihm2sg6jsg46044v8pr-dotnet-sdk-wrapped-8.0.407/share/dotnet
          # export WORKLOAD_MANIFEST_DIR=$DOTNET_ROOT/sdk-manifests/$DotnetVersion/gtksharp.net.sdk.gtk
          export WORKLOAD_MANIFEST_DIR=$DOTNET_DIR/sdk-manifests/8.0.100/gtksharp.net.sdk.gtk

          # Clone MAUI Linux repository
          echo "## Clone maui-linux repo ##"
          if [ ! -d "$HOME/maui-linux" ]; then
            git clone https://github.com/jsuarezruiz/maui-linux.git $HOME/maui-linux
          fi
          cd $HOME/maui-linux
          sed -i 's/_IncludeAndroid>true/_IncludeAndroid>/g' Directory.Build.Override.props

          echo "## Install Gtk Workload ##"
          dotnet nuget add source --name nuget.org "https://api.nuget.org/v3/index.json"
          wget https://www.nuget.org/api/v2/package/gtksharp.net.sdk.gtk.manifest-$DotnetVersion/$GtkSharpVersion -O gtksharp.net.sdk.gtk.manifest-$DotnetVersion.nupkg
          sudo mkdir -p $WORKLOAD_MANIFEST_DIR
          sudo apt install unzip
          sudo unzip -j gtksharp.net.sdk.gtk.manifest-$DotnetVersion.nupkg "data/*" -d $WORKLOAD_MANIFEST_DIR/
          sudo rm gtksharp.net.sdk.gtk.manifest-$DotnetVersion.nupkg
          sudo chmod 764 $WORKLOAD_MANIFEST_DIR/*
          dotnet workload search
          sudo dotnet workload install gtk --skip-manifest-update

          # dotnet build Microsoft.Maui.BuildTasks.slnf
          # dotnet build Microsoft.Maui.Gtk.slnf
        '';
      };
    };
}

{
  description = "MAUI Linux with GtkSharp and .NET 8 SDK";

  inputs = {
    nixpkgs.url = "github:nixos/nixpkgs?ref=nixos-unstable";
  };

  outputs = { self, nixpkgs }: 
    let
      system = "x86_64-linux";
      pkgs = import nixpkgs { inherit system; };
    in {
      devShells.${system}.default = pkgs.mkShell {
        name = "maui-linux-dotnet-sdk";

        buildInputs = [
          pkgs.git
          pkgs.dotnet-sdk_8
          pkgs.gtk3
        ];

        shellHook = ''
          # Set environment variables for .NET SDK
          # export DOTNET_ROOT=/usr/share/dotnet
          # export DOTNET_ROOT=$(which dotnet)
          # export DOTNET_DIR=/nix/store/iggzq5cbp9dxzihm2sg6jsg46044v8pr-dotnet-sdk-wrapped-8.0.407/share/dotnet
          export DOTNET_DIR=$(dirname $(dirname $(which dotnet)))/share/dotnet

          echo "## Install Gtk Workload ##"
          curl -sSL https://raw.githubusercontent.com/HavenDV/Gtk/main/scripts/workload-install.sh | sudo bash /dev/stdin -d $DOTNET_DIR
          dotnet workload list

          # echo "## Install GtkSharp ##"
          # if [ ! -d "$HOME/GtkSharp" ]; then
          #   git clone https://github.com/GtkSharp/GtkSharp.git $HOME/GtkSharp
          # fi
          # cd $HOME/GtkSharp
          # sed -i 's/"8.0.100", "8.0.200"}/"8.0.100", "8.0.200", "8.0.300", "8.0.400"}/g' build.cake  # add missing version bands
          # dotnet tool restore
          # dotnet cake --verbosity=diagnostic --BuildTarget=InstallWorkload 
          # apt update
          apt install -y libgtk-3-dev libgtksourceview-4-0 
          # dotnet new install GtkSharp.Template.CSharp

          echo "## Clone maui-linux repo ##"
          if [ ! -d "$HOME/maui-linux" ]; then
            git clone https://github.com/jsuarezruiz/maui-linux.git $HOME/maui-linux
          fi
          cd $HOME/maui-linux
          sed -i 's/_IncludeAndroid>true/_IncludeAndroid>/g' Directory.Build.Override.props
          # optimize for Gtk
          sed -i 's/IncludeGtkTargetFrameworks Condition="'$(DotNetGtkWorkloadIsInstalled)' == 'true'">/IncludeGtkTargetFrameworks">/g' Directory.Build.props
          sed -i 's/TreatWarningsAsErrors>true/TreatWarningsAsErrors>false/g' Directory.Build.props
          sed -i '/<\/ItemGroup>/N; /<\/ItemGroup>\n  <ItemGroup Condition=.*TargetFramework.Contains(.*>/d' src/Graphics/src/Graphics.Gtk/Graphics.Gtk.csproj
          # build maui-linux
          dotnet build Microsoft.Maui.BuildTasks.slnf
          dotnet build Microsoft.Maui.Gtk.slnf

          # cd src/Controls/samples/Controls.Sample
          # dotnet run --framework net8.0-gtk
        '';
      };
    };
}

# 実行
nix develop

# エラー (抜粋)
/nix/store/6gp2czd71cb3n3d2bp7j6j9acifh4hx2-dotnet-sdk-8.0.407/share/dotnet/sdk/8.0.407/Microsoft.Common.CurrentVersion.targets(2176,5): warning : The referenced project '../../../Controls/src/Core/Controls.SourceGen.csproj' does not exist. [/home/lemon73/maui-linux/src/Controls/samples/Controls.Sample/Maui.Controls.Sample.csproj::TargetFramework=net8.0]
/nix/store/6gp2czd71cb3n3d2bp7j6j9acifh4hx2-dotnet-sdk-8.0.407/share/dotnet/sdk/8.0.407/Sdks/Microsoft.NET.Sdk/targets/Microsoft.NET.TargetFrameworkInference.targets(215,5): error NETSDK1135: SupportedOSPlatformVersion 3.24 cannot be higher than TargetPlatformVersion 1.0. [/home/lemon73/maui-linux/src/BlazorWebView/src/Gtk/Microsoft.AspNetCore.Components.WebView.Gtk.csproj::TargetFramework=net8.0-gtk]
/nix/store/6gp2czd71cb3n3d2bp7j6j9acifh4hx2-dotnet-sdk-8.0.407/share/dotnet/sdk/8.0.407/Sdks/Microsoft.NET.Sdk/targets/Microsoft.NET.TargetFrameworkInference.targets(215,5): error NETSDK1135: SupportedOSPlatformVersion 3.24 cannot be higher than TargetPlatformVersion 1.0. [/home/lemon73/maui-linux/src/BlazorWebView/samples/BlazorGtkApp/BlazorGtkApp.csproj::TargetFramework=net8.0-gtk]
/home/lemon73/maui-linux/src/Essentials/src/Clipboard/Clipboard.Gtk.cs(11,19): error CS0246: The type or namespace name 'Gdk' could not be found (are you missing a using directive or an assembly reference?) [/home/lemon73/maui-linux/src/Essentials/src/Essentials.csproj::TargetFramework=net8.0-gtk]
/home/lemon73/maui-linux/src/Essentials/src/DeviceDisplay/DeviceDisplay.Gtk.cs(42,17): error CS0246: The type or namespace name 'Gdk' could not be found (are you missing a using directive or an assembly reference?) [/home/lemon73/maui-linux/src/Essentials/src/Essentials.csproj::TargetFramework=net8.0-gtk]
/home/lemon73/maui-linux/src/Essentials/src/DeviceDisplay/DeviceDisplay.Gtk.cs(58,17): error CS0246: The type or namespace name 'Gdk' could not be found (are you missing a using directive or an assembly reference?) [/home/lemon73/maui-linux/src/Essentials/src/Essentials.csproj::TargetFramework=net8.0-gtk]
/home/lemon73/maui-linux/src/Essentials/src/DeviceDisplay/DeviceDisplay.Gtk.cs(71,17): error CS0246: The type or namespace name 'Gdk' could not be found (are you missing a using directive or an assembly reference?) [/home/lemon73/maui-linux/src/Essentials/src/Essentials.csproj::TargetFramework=net8.0-gtk]
/home/lemon73/maui-linux/src/Essentials/src/DeviceDisplay/DeviceDisplay.Gtk.cs(73,17): error CS0246: The type or namespace name 'Gdk' could not be found (are you missing a using directive or an assembly reference?) [/home/lemon73/maui-linux/src/Essentials/src/Essentials.csproj::TargetFramework=net8.0-gtk]
/home/lemon73/maui-linux/src/Essentials/src/DeviceDisplay/DeviceDisplay.Gtk.cs(75,17): error CS0246: The type or namespace name 'Gdk' could not be found (are you missing a using directive or an assembly reference?) [/home/lemon73/maui-linux/src/Essentials/src/Essentials.csproj::TargetFramework=net8.0-gtk]
/home/lemon73/maui-linux/src/Essentials/src/DeviceDisplay/DeviceDisplay.Gtk.cs(79,29): error CS0246: The type or namespace name 'Gdk' could not be found (are you missing a using directive or an assembly reference?) [/home/lemon73/maui-linux/src/Essentials/src/Essentials.csproj::TargetFramework=net8.0-gtk]
/home/lemon73/maui-linux/src/Essentials/src/Screenshot/Screenshot.shared.cs(103,40): error CS0246: The type or namespace name 'Gtk' could not be found (are you missing a using directive or an assembly reference?) [/home/lemon73/maui-linux/src/Essentials/src/Essentials.csproj::TargetFramework=net8.0-gtk]
/home/lemon73/maui-linux/src/Essentials/src/Screenshot/Screenshot.shared.cs(110,41): error CS0246: The type or namespace name 'Gtk' could not be found (are you missing a using directive or an assembly reference?) [/home/lemon73/maui-linux/src/Essentials/src/Essentials.csproj::TargetFramework=net8.0-gtk]
/home/lemon73/maui-linux/src/Essentials/src/Screenshot/Screenshot.shared.cs(289,83): error CS0246: The type or namespace name 'Gtk' could not be found (are you missing a using directive or an assembly reference?) [/home/lemon73/maui-linux/src/Essentials/src/Essentials.csproj::TargetFramework=net8.0-gtk]
/home/lemon73/maui-linux/src/Essentials/src/Screenshot/Screenshot.shared.cs(298,84): error CS0246: The type or namespace name 'Gtk' could not be found (are you missing a using directive or an assembly reference?) [/home/lemon73/maui-linux/src/Essentials/src/Essentials.csproj::TargetFramework=net8.0-gtk]
    1 Warning(s)
    13 Error(s)

Time Elapsed 00:00:13.70

cd src/Controls/samples/Controls.Sample
dotnet run --framework net8.0-gtk

# エラー
The launch profile "(Default)" could not be applied.
A usable launch profile could not be located.
/home/lemon73/maui-linux/src/Essentials/src/DeviceDisplay/DeviceDisplay.Gtk.cs(42,17): error CS0246: The type or namespace name 'Gdk' could not be found (are you missing a using directive or an assembly reference?) [/home/lemon73/maui-linux/src/Essentials/src/Essentials.csproj::TargetFramework=net8.0-gtk]
/home/lemon73/maui-linux/src/Essentials/src/DeviceDisplay/DeviceDisplay.Gtk.cs(58,17): error CS0246: The type or namespace name 'Gdk' could not be found (are you missing a using directive or an assembly reference?) [/home/lemon73/maui-linux/src/Essentials/src/Essentials.csproj::TargetFramework=net8.0-gtk]
/home/lemon73/maui-linux/src/Essentials/src/DeviceDisplay/DeviceDisplay.Gtk.cs(71,17): error CS0246: The type or namespace name 'Gdk' could not be found (are you missing a using directive or an assembly reference?) [/home/lemon73/maui-linux/src/Essentials/src/Essentials.csproj::TargetFramework=net8.0-gtk]
/home/lemon73/maui-linux/src/Essentials/src/DeviceDisplay/DeviceDisplay.Gtk.cs(73,17): error CS0246: The type or namespace name 'Gdk' could not be found (are you missing a using directive or an assembly reference?) [/home/lemon73/maui-linux/src/Essentials/src/Essentials.csproj::TargetFramework=net8.0-gtk]
/home/lemon73/maui-linux/src/Essentials/src/DeviceDisplay/DeviceDisplay.Gtk.cs(75,17): error CS0246: The type or namespace name 'Gdk' could not be found (are you missing a using directive or an assembly reference?) [/home/lemon73/maui-linux/src/Essentials/src/Essentials.csproj::TargetFramework=net8.0-gtk]
/home/lemon73/maui-linux/src/Essentials/src/DeviceDisplay/DeviceDisplay.Gtk.cs(79,29): error CS0246: The type or namespace name 'Gdk' could not be found (are you missing a using directive or an assembly reference?) [/home/lemon73/maui-linux/src/Essentials/src/Essentials.csproj::TargetFramework=net8.0-gtk]
/home/lemon73/maui-linux/src/Essentials/src/Screenshot/Screenshot.shared.cs(103,40): error CS0246: The type or namespace name 'Gtk' could not be found (are you missing a using directive or an assembly reference?) [/home/lemon73/maui-linux/src/Essentials/src/Essentials.csproj::TargetFramework=net8.0-gtk]
/home/lemon73/maui-linux/src/Essentials/src/Clipboard/Clipboard.Gtk.cs(11,19): error CS0246: The type or namespace name 'Gdk' could not be found (are you missing a using directive or an assembly reference?) [/home/lemon73/maui-linux/src/Essentials/src/Essentials.csproj::TargetFramework=net8.0-gtk]
/home/lemon73/maui-linux/src/Essentials/src/Screenshot/Screenshot.shared.cs(110,41): error CS0246: The type or namespace name 'Gtk' could not be found (are you missing a using directive or an assembly reference?) [/home/lemon73/maui-linux/src/Essentials/src/Essentials.csproj::TargetFramework=net8.0-gtk]
/home/lemon73/maui-linux/src/Essentials/src/Screenshot/Screenshot.shared.cs(289,83): error CS0246: The type or namespace name 'Gtk' could not be found (are you missing a using directive or an assembly reference?) [/home/lemon73/maui-linux/src/Essentials/src/Essentials.csproj::TargetFramework=net8.0-gtk]
/home/lemon73/maui-linux/src/Essentials/src/Screenshot/Screenshot.shared.cs(298,84): error CS0246: The type or namespace name 'Gtk' could not be found (are you missing a using directive or an assembly reference?) [/home/lemon73/maui-linux/src/Essentials/src/Essentials.csproj::TargetFramework=net8.0-gtk]

The build failed. Fix the build errors and run again.

sed -i 's/Include="..\..\..\Essentials\src\Essentials.csproj"/Include="GtkSharp.Maui.Essentials" Version="8.0.40--date20250228-1034.git-cd7b73d"/g' src/Controls/samples/Controls.Sample/Maui.Controls.Sample.csproj

# add GtkSharp package
cd $HOME/maui-linux/src/Essentials/src
dotnet add package GtkSharp
cd $HOME/maui-linux/src/Core/src # こっちは特に関係ないかも
dotnet add package GtkSharp # こっちは特に関係ないかも

# エラー (抜粋)
/nix/store/6gp2czd71cb3n3d2bp7j6j9acifh4hx2-dotnet-sdk-8.0.407/share/dotnet/sdk/8.0.407/Microsoft.Common.CurrentVersion.targets(2176,5): warning : The referenced project '../../../Controls/src/Core/Controls.SourceGen.csproj' does not exist. [/home/lemon73/maui-linux/src/Controls/samples/Controls.Sample/Maui.Controls.Sample.csproj::TargetFramework=net8.0]
/nix/store/6gp2czd71cb3n3d2bp7j6j9acifh4hx2-dotnet-sdk-8.0.407/share/dotnet/sdk/8.0.407/Sdks/Microsoft.NET.Sdk/targets/Microsoft.NET.TargetFrameworkInference.targets(215,5): error NETSDK1135: SupportedOSPlatformVersion 3.24 cannot be higher than TargetPlatformVersion 1.0. [/home/lemon73/maui-linux/src/BlazorWebView/samples/BlazorGtkApp/BlazorGtkApp.csproj::TargetFramework=net8.0-gtk]
/nix/store/6gp2czd71cb3n3d2bp7j6j9acifh4hx2-dotnet-sdk-8.0.407/share/dotnet/sdk/8.0.407/Sdks/Microsoft.NET.Sdk/targets/Microsoft.NET.TargetFrameworkInference.targets(215,5): error NETSDK1135: SupportedOSPlatformVersion 3.24 cannot be higher than TargetPlatformVersion 1.0. [/home/lemon73/maui-linux/src/BlazorWebView/src/Gtk/Microsoft.AspNetCore.Components.WebView.Gtk.csproj::TargetFramework=net8.0-gtk]
/home/lemon73/maui-linux/src/Core/src/Platform/Gtk/WebviewExtensions.cs(2,7): error CS0246: The type or namespace name 'WebKit' could not be found (are you missing a using directive or an assembly reference?) [/home/lemon73/maui-linux/src/Core/src/Core.csproj::TargetFramework=net8.0-gtk]
/home/lemon73/maui-linux/src/Core/src/Platform/Gtk/MauiWebView.cs(5,28): error CS0246: The type or namespace name 'WebKit' could not be found (are you missing a using directive or an assembly reference?) [/home/lemon73/maui-linux/src/Core/src/Core.csproj::TargetFramework=net8.0-gtk]
/home/lemon73/maui-linux/src/Core/src/Handlers/WebView/WebViewHandler.cs(23,23): error CS0311: The type 'Microsoft.Maui.Platform.MauiWebView' cannot be used as type parameter 'TPlatformView' in the generic type or method 'ViewHandler<TVirtualView, TPlatformView>'. There is no implicit reference conversion from 'Microsoft.Maui.Platform.MauiWebView' to 'Gtk.Widget'. [/home/lemon73/maui-linux/src/Core/src/Core.csproj::TargetFramework=net8.0-gtk]
    1 Warning(s)
    5 Error(s)

Time Elapsed 00:00:10.30

# エラー
warn: Microsoft.Maui.FileImageSourceService[0]
      Unable to load image file 'header_background.png'.
      System.InvalidOperationException: Unable to load image file.
         at Microsoft.Maui.FileImageSourceService.GetImageAsync(IFileImageSource imageSource, Single scale, CancellationToken cancellationToken) in /mauienv/maui-linux/src/Core/src/ImageSources/FileImageSourceService/FileImageSourceService.Gtk.cs:line 63
OnCreated

sudo apt remove docker docker-engine docker.io containerd runc

curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg
echo "deb [arch=$(dpkg --print-architecture) signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null

sudo apt update
sudo apt install -y docker-ce docker-ce-cli containerd.io

docker --version

sudo systemctl start docker
sudo systemctl enable docker

sudo usermod -aG docker $USER

sudo docker build -t maui-env .

sudo docker run -e DISPLAY=$DISPLAY -v /tmp/.X11-unix:/tmp/.X11-unix --rm -it maui-env bash

cd /mauienv/maui-linux/src/Controls/samples/Controls.Sample
dotnet run --framework net8.0-gtk

dotnet run --framework net8.0-gtk

The launch profile "(Default)" could not be applied.
A usable launch profile could not be located.
/usr/share/dotnet/sdk/8.0.407/Microsoft.Common.CurrentVersion.targets(2176,5): warning : The referenced project '../../../Controls/src/Core/Controls.SourceGen.csproj' does not exist. [/mauienv/maui-linux/src/Controls/samples/Controls.Sample/Maui.Controls.Sample.csproj::TargetFramework=net8.0-gtk]

(Maui.Controls.Sample:753): Gtk-WARNING **: 06:08:01.745: cannot open display: :0

ll /tmp/.X11-unix/
x11docker x11docker/fvwm xterm &
ls
x11docker -h
sudo apt install nxagent xpra xephyr
sudo apt install nxagent
clear
x11docker x11docker/xfce xeyes &
sudo x11docker x11docker/fvwm xterm &
docker pull x11docker/fvwm
sudo docker pull x11docker/fvwm
sudo x11docker x11docker/fvwm xterm &
sudo apt install xdpyinfo
clear
x11docker --desktop --size 320x240 x11docker/lxde
sudo x11docker --desktop --size 320x240 x11docker/lxde
sudo apt install xinit
sudo x11docker --desktop --size 320x240 x11docker/lxde
sudo x11docker pull x11docker/lxde
sudo docker pull x11docker/lxde
sudo x11docker --desktop --size 320x240 x11docker/lxde
sudo x11docker 320x240 x11docker/lxde xedit &
sudo x11docker 320x240 x11docker/lxde xedit &
sudo x11docker 320x240 x11docker/lxde xedit
sudo x11docker --desktop --size 320x240 x11docker/lxde
clear
sudo x11docker x11docker/fvwm xterm
sudo x11docker x11docker/lxde xterm
sudo x11docker x11docker/xserver xterm
sudo x11docker x11docker/lxde -d xterm
sudo x11docker x11docker/lxde -d xterm &
sudo x11docker --desktop x11docker/lxde
ls
clear
apt list | grep "docker"
sudo apt remove docker.io docker-compose 
apt list | grep "docker"
sudo apt autoremove
apt list | grep "docker"
clear
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg
echo "deb [arch=$(dpkg --print-architecture) signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
sudo apt update
sudo apt full-upgrade
sudo apt install docker-ce ocker-ce-cli containerd.io
sudo apt install docker-ce docker-ce-cli containerd.io
docker --version
sudo systemctl start docker
sudo systemctl enable docker
sudo usermod -aG docker $USER
cd /mnt/d/Repo/maui-docker/
ls
docker run -e DISPLAY=$DISPLAY -v /tmp/.X11-unix:/tmp/.X11-unix --rm -it maui-env bash
sudo docker run -e DISPLAY=$DISPLAY -v /tmp/.X11-unix:/tmp/.X11-unix --rm -it maui-env bash
exit
jobs
sudo kill 1

ll /tmp/.X11-unix/
sudo apt install nxagent
sudo docker pull x11docker/fvwm
sudo x11docker x11docker/fvwm xterm &
sudo apt install xinit
sudo docker pull x11docker/lxde
sudo x11docker --desktop --size 320x240 x11docker/lxde
sudo x11docker x11docker/fvwm xterm
sudo x11docker x11docker/lxde xterm
sudo x11docker x11docker/lxde -d xterm
sudo x11docker x11docker/lxde -d xterm &
sudo x11docker --desktop x11docker/lxde

sudo apt remove docker docker-engine docker.io containerd runc

curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg
echo "deb [arch=$(dpkg --print-architecture) signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null

sudo apt update
sudo apt install -y docker-ce docker-ce-cli containerd.io

docker --version

sudo systemctl start docker
sudo systemctl enable docker

sudo usermod -aG docker $USER

sudo docker build -t maui-env .

xhost +

sudo docker run -e DISPLAY=$DISPLAY -v /tmp/.X11-unix:/tmp/.X11-unix --rm -it maui-env bash

cd /mauienv/maui-linux/src/Controls/samples/Controls.Sample
dotnet run --framework net8.0-gtk

sudo docker run (略)

# エラー
docker: Cannot connect to the Docker daemon at unix:///var/run/docker.sock. Is the docker daemon running?

Run 'docker run --help' for more information

sudo dockerd

# エラー
INFO[2025-04-11T18:05:14.026075204+09:00] Starting up                                  
failed to start daemon, ensure docker is not running or delete /var/run/docker.pid: process with PID 119907 is still running

sudo rm /var/run/docker.pid /var/run/docker.sock 
systemctl restart docker

(Maui.Controls.Sample:388): Gtk-WARNING **: 09:12:19.548: cannot open display: :1

# Podman をインストール
sudo apt install podman

# 任意
# sudo apt install podman-compose podman-docker

# ビルド
sudo podman build -t maui-env .

# 必要ないかも
# xhost +

# 実行
sudo podman run -e DISPLAY=$DISPLAY -v /tmp/.X11-unix:/tmp/.X11-unix --rm -it maui-env bash

# Podman 内
cd /mauienv/maui-linux/src/Controls/samples/Controls.Sample
dotnet run --framework net8.0-gtk

# Podman は Docker とは違い、標準では Socket が起動しないので、手動起動させる
systemctl --user enable --now podman.socket
export DOCKER_HOST=unix:///run/user/1000/podman/podman.sock

podman run -dit --name maui-env maui-env
podman exec -it maui-env bash
# (なんか DISPLAY とかの設定しなくても動いた)

<!-- MauiTemplate.csproj -->
<Project Sdk="Microsoft.NET.Sdk">

	<PropertyGroup>
		<TargetFrameworks>net8.0-gtk</TargetFrameworks>
		<!--
		<TargetFrameworks>net9.0-android;net9.0-ios;net9.0-maccatalyst</TargetFrameworks>
		<TargetFrameworks Condition="$([MSBuild]::IsOSPlatform('windows'))">$(TargetFrameworks);net9.0-windows10.0.19041.0</TargetFrameworks>
		-->
		<!-- Uncomment to also build the tizen app. You will need to install tizen by following this: https://github.com/Samsung/Tizen.NET -->
		<!-- <TargetFrameworks>$(TargetFrameworks);net9.0-tizen</TargetFrameworks> -->

		<!-- Note for MacCatalyst:
		The default runtime is maccatalyst-x64, except in Release config, in which case the default is maccatalyst-x64;maccatalyst-arm64.
		When specifying both architectures, use the plural <RuntimeIdentifiers> instead of the singular <RuntimeIdentifier>.
		The Mac App Store will NOT accept apps with ONLY maccatalyst-arm64 indicated;
		either BOTH runtimes must be indicated or ONLY macatalyst-x64. -->
		<!-- For example: <RuntimeIdentifiers>maccatalyst-x64;maccatalyst-arm64</RuntimeIdentifiers> -->

		<OutputType>Exe</OutputType>
		<RootNamespace>MauiTemplate</RootNamespace>
		<UseMaui>true</UseMaui>
		<SingleProject>true</SingleProject>
		<ImplicitUsings>enable</ImplicitUsings>
		<Nullable>enable</Nullable>

		<!-- Display name -->
		<ApplicationTitle>MauiTemplate</ApplicationTitle>

		<!-- App Identifier -->
		<ApplicationId>com.companyname.mauitemplate</ApplicationId>

		<!-- Versions -->
		<ApplicationDisplayVersion>1.0</ApplicationDisplayVersion>
		<ApplicationVersion>1</ApplicationVersion>

		<!-- To develop, package, and publish an app to the Microsoft Store, see: https://aka.ms/MauiTemplateUnpackaged -->
		<WindowsPackageType>None</WindowsPackageType>

		<!--
		<SupportedOSPlatformVersion Condition="$([MSBuild]::GetTargetPlatformIdentifier('$(TargetFramework)')) == 'ios'">15.0</SupportedOSPlatformVersion>
		<SupportedOSPlatformVersion Condition="$([MSBuild]::GetTargetPlatformIdentifier('$(TargetFramework)')) == 'maccatalyst'">15.0</SupportedOSPlatformVersion>
		<SupportedOSPlatformVersion Condition="$([MSBuild]::GetTargetPlatformIdentifier('$(TargetFramework)')) == 'android'">21.0</SupportedOSPlatformVersion>
		<SupportedOSPlatformVersion Condition="$([MSBuild]::GetTargetPlatformIdentifier('$(TargetFramework)')) == 'windows'">10.0.17763.0</SupportedOSPlatformVersion>
		<TargetPlatformMinVersion Condition="$([MSBuild]::GetTargetPlatformIdentifier('$(TargetFramework)')) == 'windows'">10.0.17763.0</TargetPlatformMinVersion>
		<SupportedOSPlatformVersion Condition="$([MSBuild]::GetTargetPlatformIdentifier('$(TargetFramework)')) == 'tizen'">6.5</SupportedOSPlatformVersion>
		-->
	</PropertyGroup>

	<ItemGroup>
		<!-- App Icon -->
		<MauiIcon Include="Resources\AppIcon\appicon.svg" ForegroundFile="Resources\AppIcon\appiconfg.svg" Color="#512BD4" />

		<!-- Splash Screen -->
		<MauiSplashScreen Include="Resources\Splash\splash.svg" Color="#512BD4" BaseSize="128,128" />

		<!-- Images -->
		<MauiImage Include="Resources\Images\*" />
		<MauiImage Update="Resources\Images\dotnet_bot.png" Resize="True" BaseSize="300,185" />

		<!-- Custom Fonts -->
		<MauiFont Include="Resources\Fonts\*" />

		<!-- Raw Assets (also remove the "Resources\Raw" prefix) -->
		<MauiAsset Include="Resources\Raw\**" LogicalName="%(RecursiveDir)%(Filename)%(Extension)" />
	</ItemGroup>

	<ItemGroup>
		<PackageReference Include="GtkSharp" Version="3.24.24.117-develop" />
		<PackageReference Include="GtkSharp.Maui.Resizetizer" Version="8.0.40--date20250228-1034.git-cd7b73d" />
		<PackageReference Include="GtkSharp.Maui.Core" Version="8.0.40--date20250228-1034.git-cd7b73d" />
		<PackageReference Include="GtkSharp.Maui.Graphics" Version="8.0.40--date20250228-1034.git-cd7b73d" />
		<PackageReference Include="GtkSharp.Maui.Essentials" Version="8.0.40--date20250228-1034.git-cd7b73d" />
		<PackageReference Include="GtkSharp.Maui.Controls.Compatibility" Version="8.0.40--date20250228-1034.git-cd7b73d" />
		<PackageReference Include="GtkSharp.Maui.Controls.Xaml" Version="8.0.40--date20250228-1034.git-cd7b73d" />
		<PackageReference Include="GtkSharp.Maui.Controls.Core" Version="8.0.40--date20250228-1034.git-cd7b73d" />
		<PackageReference Include="GtkSharp.Maui.Graphics.Skia" Version="8.0.40--date20250228-1034.git-cd7b73d" />
		<PackageReference Include="GtkSharp.Maui.Graphics.Gtk" Version="8.0.40--date20250228-1034.git-cd7b73d" />
		<PackageReference Include="GtkSharp.Maui.Graphics.Text.Markdig" Version="8.0.40--date20250228-1034.git-cd7b73d" />
		<PackageReference Include="GtkSharp.Maui.Controls.Build.Tasks" Version="8.0.40--date20250228-1034.git-cd7b73d" />
		<PackageReference Include="GtkSharp.Maui.AspNetCore.Components.WebView" Version="8.0.40--date20250228-1034.git-cd7b73d" />
		<PackageReference Include="GtkSharp.Maui.AspNetCore.Components.WebView.Gtk" Version="8.0.40--date20250228-1034.git-cd7b73d" />
		<!--
		<PackageReference Include="Microsoft.Maui.Controls" Version="$(MauiVersion)" />
		-->
		<PackageReference Include="Microsoft.Extensions.Logging.Debug" Version="9.0.0" />
	</ItemGroup>

</Project>

// Platforms/Gtk/Main.cs の代わりの Program.cs
// 参考: https://github.com/jsuarezruiz/maui-linux/blob/cd7b73d839fcf59619ecd1ddc543d658534427ae/src/Controls/samples/Controls.Sample/Platforms/Gtk/Main.cs
using System;
using Microsoft.Maui;
using Microsoft.Maui.Hosting;

namespace MauiTemplate;

class Program : MauiGtkApplication
{
	protected override MauiApp CreateMauiApp() => MauiProgram.CreateMauiApp();

	static void Main(string[] args)
	{
		var app = new Program();
		app.Run(args);
	}
}

dotnet run -f=net8.0-gtk

/home/lemon73/Repo/maui-linux/MauiTemplate/Program.cs(8,17): error CS0246: 型または名前空間の名前 'MauiGtkApplication' が見つかりませんでした (using ディレクティブまたはアセンブリ参照が指定されていることを確認してください) [/home/lemon73/Repo/maui-linux/MauiTemplate/MauiTemplate.csproj::TargetFramework=net8.0-gtk]

ビルドに失敗しました。ビルド エラーを修正して、もう一度実行してください。

# Uses Docker Images (podman) - This patch
$ time podman pull ghcr.io/lemon73-computing/maui-podman:lemon73-github-packages

real    5m18.713s
user    2m2.183s
sys     1m18.869s

$ time sudo podman run -it --rm -e
 DISPLAY=$DISPLAY -v /tmp/.X11-unix:/tmp/.X11-unix
 -t ghcr.io/lemon73-computing/maui-podman:lemon73-
github-packages dotnet run --framework net8.0-gtk

real    0m34.368s
user    0m0.007s
sys     0m0.001s

# Build from source (podman)
$ time podman build --no-cache -t maui-env .

real    7m1.856s
user    4m53.546s
sys     1m50.149s

$ time sudo podman run -it --rm -e DISPLAY=$DISPLAY -v /tmp/.X11-unix:/tmp/.X11-unix -t maui-env dotnet run --framework net8.0-gtk

real    0m39.274s
user    0m0.010s
sys     0m0.000s